<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" dir="ltr">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
Out of Iframe <br/>
The following is Inside Iframe <br/>
<iframe src="http://zhangtielei.appspot.com/testpages/test_mathml.xml" style="width:500px;height:500px">
</iframe>
</body>
</html>
